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Open data
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Basic information
Entry | Database: PDB / ID: 1lqj | ||||||
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Title | ESCHERICHIA COLI URACIL-DNA GLYCOSYLASE | ||||||
![]() | URACIL-DNA GLYCOSYLASE | ||||||
![]() | HYDROLASE / GLYCOSYLASE / DNA REPAIR / BASE EXCISION | ||||||
Function / homology | ![]() base-excision repair, AP site formation via deaminated base removal / uracil-DNA glycosylase / uracil DNA N-glycosylase activity / cytoplasm Similarity search - Function | ||||||
Biological species | ![]() ![]() | ||||||
Method | ![]() ![]() | ||||||
![]() | Saikrishnan, K. / Sagar, M.B. / Ravishankar, R. / Roy, S. / Purnapatre, K. / Varshney, U. / Vijayan, M. | ||||||
![]() | ![]() Title: Domain closure and action of uracil DNA glycosylase (UDG): structures of new crystal forms containing the Escherichia coli enzyme and a comparative study of the known structures involving UDG. Authors: Saikrishnan, K. / Bidya Sagar, M. / Ravishankar, R. / Roy, S. / Purnapatre, K. / Handa, P. / Varshney, U. / Vijayan, M. #1: ![]() Title: X-ray analysis of a complex of Escherichia coli uracil DNA glycosylase (ECUDG) with a proteinaceous inhibitor. The structure elucidation of a prokaryotic UDG Authors: Ravishankar, R. / Sagar, M.B. / Roy, S. / Purnapatre, K. / Handa, P. / Varshney, U. / Vijayan, M. #2: ![]() Title: Use of a coupled transcriptional system for consistent overexpression and purification of UDG-UGI complex and ugi from Escherichia coli Authors: Roy, S. / Purnapatre, K. / Handa, P. / Boyanapalli, M. / Varshney, U. #3: ![]() Title: Protein mimicry of DNA from crystal structures of the uracil-DNA glycosylase inhibitor protein and its complex with Escherichia coli uracil-DNA glycosylase. Authors: Putnam, C.D. / Shroyer, M.J.N. / Lundquist, A.J. / Mol, C.D. / Arvai, A.S. / Mosbaugh, D.W. / Tainer, J.A. | ||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 171.6 KB | Display | ![]() |
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PDB format | ![]() | 139.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Arichive directory | ![]() ![]() | HTTPS FTP |
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-Related structure data
Related structure data | ![]() 1lqgC ![]() 1lqmC ![]() 1uugS C: citing same article ( S: Starting model for refinement |
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Similar structure data |
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Links
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Assembly
Deposited unit | ![]()
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3 | ![]()
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4 | ![]()
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Unit cell |
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Components
#1: Protein | Mass: 25725.182 Da / Num. of mol.: 4 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() ![]() References: UniProt: P12295, Hydrolases; Glycosylases; Hydrolysing N-glycosyl compounds #2: Water | ChemComp-HOH / | |
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-Experimental details
-Experiment
Experiment | Method: ![]() |
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Sample preparation
Crystal | Density Matthews: 3.96 Å3/Da / Density % sol: 68.92 % | |||||||||||||||||||||||||||||||||||
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Crystal grow | Temperature: 293 K / Method: vapor diffusion, hanging drop / pH: 7.4 Details: 20mM Tris-HCl, 100mM NaCl, 15% PEG 8000, pH 7.4, VAPOR DIFFUSION, HANGING DROP at 293K, temperature 293.0K | |||||||||||||||||||||||||||||||||||
Crystal grow | *PLUS Temperature: 293 K | |||||||||||||||||||||||||||||||||||
Components of the solutions | *PLUS
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-Data collection
Diffraction | Mean temperature: 293 K |
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Diffraction source | Source: ![]() |
Detector | Type: MARRESEARCH / Detector: IMAGE PLATE |
Radiation | Protocol: SINGLE WAVELENGTH / Monochromatic (M) / Laue (L): M / Scattering type: x-ray |
Radiation wavelength | Wavelength: 1.5418 Å / Relative weight: 1 |
Reflection | Resolution: 3.35→20 Å / Num. all: 20394 / Num. obs: 20394 / % possible obs: 90.2 % / Observed criterion σ(I): 0 / Rsym value: 0.154 / Net I/σ(I): 6.9 |
Reflection shell | Resolution: 3.35→3.47 Å / Mean I/σ(I) obs: 1.4 / Rsym value: 0.369 / % possible all: 94.8 |
Reflection | *PLUS Num. measured all: 38941 / Rmerge(I) obs: 0.154 |
Reflection shell | *PLUS % possible obs: 94.8 % / Rmerge(I) obs: 0.369 |
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Processing
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Refinement | Method to determine structure: ![]() Starting model: 1UUG Resolution: 3.35→20 Å / Isotropic thermal model: GROUP / Cross valid method: THROUGHOUT / σ(F): 0
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Displacement parameters | Biso mean: 28.5 Å2 | |||||||||||||||||||||||||
Refine analyze |
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Refinement step | Cycle: LAST / Resolution: 3.35→20 Å
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Refine LS restraints |
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LS refinement shell | Resolution: 3.35→3.56 Å / Rfactor Rfree error: 0.027
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Refinement | *PLUS Lowest resolution: 20 Å | |||||||||||||||||||||||||
Solvent computation | *PLUS | |||||||||||||||||||||||||
Displacement parameters | *PLUS | |||||||||||||||||||||||||
Refine LS restraints | *PLUS
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